diff --git a/extensions/sdkhooks/takedamageinfohack.cpp b/extensions/sdkhooks/takedamageinfohack.cpp
index eb555d21..5e5a6300 100644
--- a/extensions/sdkhooks/takedamageinfohack.cpp
+++ b/extensions/sdkhooks/takedamageinfohack.cpp
@@ -72,6 +72,7 @@ CTakeDamageInfoHack::CTakeDamageInfoHack( CBaseEntity *pInflictor, CBaseEntity *
 	m_iDamagedOtherPlayers = 0;
 	m_iPlayerPenetrationCount = 0;
 	m_flDamageBonus = 0.0f;
+	m_bForceFriendlyFire = false;
 #endif
 
 #if SOURCE_ENGINE >= SE_ALIENSWARM